Additional file 1.Supplementary Information. This document contains supplementary information on the technical aspects of the metabolic profiling analysis. The document also contains a list of mean values and standard deviation for identified metabolites in study 1. Format: DOC Size: 152KB Download file This file can be viewed with: Microsoft Word Viewer Madsen et al. Arthritis Research & Therapy 2011 13:R19 doi:10.1186/ar3243 |